312451840

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{173}}^1$

素因数の和:294

約数の個数: 144

約数和(自身を含む): 806627808

約数和(自身を除く): 494175968

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 83, 85, 128, 136, 160, 166, 170, 173, 256, 272, 320, 332, 340, 346, 415, 544, 640, 664, 680, 692, 830, 865, 1088, 1280, 1328, 1360, 1384, 1411, 1660, 1730, 2176, 2656, 2720, 2768, 2822, 2941, 3320, 3460, 4352, 5312, 5440, 5536, 5644, 5882, 6640, 6920, 7055, 10624, 10880, 11072, 11288, 11764, 13280, 13840, 14110, 14359, 14705, 21248, 21760, 22144, 22576, 23528, 26560, 27680, 28220, 28718, 29410, 44288, 45152, 47056, 53120, 55360, 56440, 57436, 58820, 71795, 90304, 94112, 106240, 110720, 112880, 114872, 117640, 143590, 180608, 188224, 221440, 225760, 229744, 235280, 244103, 287180, 361216, 376448, 451520, 459488, 470560, 488206, 574360, 752896, 903040, 918976, 941120, 976412, 1148720, 1220515, 1806080, 1837952, 1882240, 1952824, 2297440, 2441030, 3675904, 3764480, 3905648, 4594880, 4882060, 7811296, 9189760, 9764120, 15622592, 18379520, 19528240, 31245184, 39056480, 62490368, 78112960, 156225920, 312451840]

約数ペア:

[(1, 312451840), (2, 156225920), (4, 78112960), (5, 62490368), (8, 39056480), (10, 31245184), (16, 19528240), (17, 18379520), (20, 15622592), (32, 9764120), (34, 9189760), (40, 7811296), (64, 4882060), (68, 4594880), (80, 3905648), (83, 3764480), (85, 3675904), (128, 2441030), (136, 2297440), (160, 1952824), (166, 1882240), (170, 1837952), (173, 1806080), (256, 1220515), (272, 1148720), (320, 976412), (332, 941120), (340, 918976), (346, 903040), (415, 752896), (544, 574360), (640, 488206), (664, 470560), (680, 459488), (692, 451520), (830, 376448), (865, 361216), (1088, 287180), (1280, 244103), (1328, 235280), (1360, 229744), (1384, 225760), (1411, 221440), (1660, 188224), (1730, 180608), (2176, 143590), (2656, 117640), (2720, 114872), (2768, 112880), (2822, 110720), (2941, 106240), (3320, 94112), (3460, 90304), (4352, 71795), (5312, 58820), (5440, 57436), (5536, 56440), (5644, 55360), (5882, 53120), (6640, 47056), (6920, 45152), (7055, 44288), (10624, 29410), (10880, 28718), (11072, 28220), (11288, 27680), (11764, 26560), (13280, 23528), (13840, 22576), (14110, 22144), (14359, 21760), (14705, 21248)]